Suppress signed/unsigned comparison warnings for yycheck.

[bison.git] / data / lalr1.cc

diff --git a/data/lalr1.cc b/data/lalr1.cc
index 377659e54100c6e56174310dad31b4742b317933..3f5d04d9e3ad6436a93315ff25cf368daf7ffd6d 100644 (file)
--- a/data/lalr1.cc
+++ b/data/lalr1.cc
@@ -608,7 +608,8 @@ m4_ifdef([b4_lex_param], [, ]b4_lex_param))[;
     /* If the proper action on seeing token YYTOKEN is to reduce or to
        detect an error, take that action.  */
     yyn += yytoken;
-    if (yyn < 0 || yylast_ < yyn || yycheck_[yyn] != yytoken)
+    if (yyn < 0 || yylast_ < yyn
+        || (]b4_safest_int_type[)yycheck_[yyn] != yytoken)
       goto yydefault;
 
     /* Reduce or error.  */
@@ -686,7 +687,7 @@ m4_ifdef([b4_lex_param], [, ]b4_lex_param))[;
     yyn = yyr1_[yyn];
     yystate = yypgoto_[yyn - yyntokens_] + yystate_stack_[0];
     if (0 <= yystate && yystate <= yylast_
-       && yycheck_[yystate] == yystate_stack_[0])
+       && (]b4_safest_int_type[)yycheck_[yystate] == yystate_stack_[0])
       yystate = yytable_[yystate];
     else
       yystate = yydefgoto_[yyn - yyntokens_];
@@ -759,7 +760,8 @@ b4_error_verbose_if([, yytoken])[));
        if (yyn != yypact_ninf_)
        {
          yyn += yyterror_;
-         if (0 <= yyn && yyn <= yylast_ && yycheck_[yyn] == yyterror_)
+         if (0 <= yyn && yyn <= yylast_
+              && (]b4_safest_int_type[)yycheck_[yyn] == yyterror_)
            {
              yyn = yytable_[yyn];
              if (0 < yyn)
@@ -843,7 +845,7 @@ b4_error_verbose_if([, int tok])[)
        int yyxend = yychecklim < yyntokens_ ? yychecklim : yyntokens_;
        int count = 0;
        for (int x = yyxbegin; x < yyxend; ++x)
-         if (yycheck_[x + yyn] == x && x != yyterror_)
+         if ((]b4_safest_int_type[)yycheck_[x + yyn] == x && x != yyterror_)
            ++count;
 
        // FIXME: This method of building the message is not compatible
@@ -860,7 +862,8 @@ b4_error_verbose_if([, int tok])[)
          {
            count = 0;
            for (int x = yyxbegin; x < yyxend; ++x)
-             if (yycheck_[x + yyn] == x && x != yyterror_)
+             if ((]b4_safest_int_type[)yycheck_[x + yyn] == x
+                  && x != yyterror_)
                {
                  res += (!count++) ? ", expecting " : " or ";
                  res += yytnamerr_ (yytname_[x]);